查询词典 luminous flux

The simulation results show that the new algorithm can effectively eliminate the integrator drift with higher precision of flux estimation under permanent magnet synchronous motor wave input of EMF.

仿真结果证明，新算法在PWM 波反电动势输入情况下仍具有很高的磁链观测精度，可以有效地消除积分漂移误差。

The measured total flux of oil-water and temperature difference between upstream and downstream of the heater were employed as inputs, and the oil holdup was used as output of LSSVM, the relation between input and output was trained and the ideal model of oil holdups was obtained by applying a modified PSO to determine the optimal parameters of LSSVM automatically.

该方法将测量的油水总流量和加热器上下游温差作为LSSVM输入，含油率作为输出，对含油率与温差和总流量的关系进行训练，通过改进的PSO优化LSSVM的参数，建立了含油率的优化模型，并用测试数据对含油率的模型进行了比较。

In the raft mari-culture waters of the Jiaozhou Bay, China, a benthic chamber system for production measurement in situ was established. The O 2-flux was calculated based on the benthic closed-circuit chamber incubations of undisturbed sediment under light and dark conditions for estimating the benthic primary production and respiration.

为对生态系统的健康评估及底栖生物资源的开发利用提供技术支撑，在胶州湾筏式养殖水域，建立了底栖生物生产力现场测试系统，并在光照和黑暗条件下测定了沉积物海水界面溶解氧随时间的变化、计算了氧通量、估算了底栖总初级生产力和群落呼吸。

After overcoming the flux shift during the process, the production ability of strains could be the limiting factor for further increasing the production. To avoid the random modification on strains, the comprehensive enzymatic study of nucleoside producing-pathway was conducted on four strains with different producing ability. And the results could be used to direct further reconstruction of strains. It was also found that nucleotidase was of much importance to nucleoside production.

在成功克服了代谢流的迁移之后，菌株的代谢能力可能成为了进一步提高产率的限制因素，为了避免对生产菌的进一步改造中的盲目性，对四株不同菌株间嘌呤途径关键酶活力的系统测定，对肌苷、鸟苷生产菌种的酶学特征有了全面的了解；并发现了核苷降解酶对于核苷生产能力至关重要；酶学特性研究对肌苷、鸟苷生产菌的进一步改造提供了方向。

To date, micrometeorology approach based on eddy covariance technique has been regarded as the only direct measurement of material and energy fluxes between atmosphere and biosphere, and has been the key technology of the international flux network.

截止目前，利用微气象学原理的涡度协方差技术是唯一能直接测定生物圈与大气间物质与能量通量的标准方法，成为国际通量观测网络的主要技术。

At the time of aorta opening in routine cardiac surgeries with ECC,the oxygen flux was changed respectively. Two millilitres blood was taken at the time of pre-operation（T0）,30 min after aorta opening（T1）,6 h (T2),24 h (T3) and 48 h after operation (T4) to measure the levels of serum cTnI were measured through ELISA method.

常规体外循环下进行手术，升主动脉开放时改变各组复灌氧流量，分别于术前（T0）、开放升主动脉后30 min（T1）、术后6 h（T2）、24 h（T3）、48 h（T4）各时间点抽取患者锁骨下静脉血2 ml，采用ELISA酶联免疫法测定血浆cTnI含量。

The flux rate of methane emission from the peatland in Qinghai-Tibet highland and the freshwater marsh in Sanjiang plain ranged from 0.16 to 10.0 mg CH4 m-2 h-1 with an average of 2.96 mg CH4 m-2 h-1 and 0.16-54.6 mg CH4 m-2 h-1 with an average of 19.6 mg CH4 m-2 h-1, respectively.

依据本研究野外实际测定的甲烷排放通量和前人已有的研究结果，初步估算了我国沼泽湿地甲烷年排放总量为1.76Tg ，占全球沼泽湿地甲烷排放总量68Tg 的2.59%。

After research on vector control of AC induction motor, this paper presents the method of calculation on flux linkage .

通过对交流电机矢量控制系统的研究，介绍了转子磁链位置的计算方法。

In this paper we prove that the global existence theorems of the solutions to Cauchy problem for a class of quasilinear parapolic systems, by using of the entropy-entropy flux .

本文通过引进熵-熵流对，证明了一类拟线性抛物方程组Cauchy问题解的整体存在性定理。

The rotation fell into a state of flux with Tuesday's rainout at Chicago, forcing Mike Mussina and Wang to both pitch on Wednesday.

先发的轮值因为周二芝加哥的大雨而被打乱，导致穆帅和小王同时在周三出赛。

We got alerted a couple of times while we were down south that HETs were on the way to bring us back up north because things were going to go hot again, but it was just rumors.

南下的途中我们不只一次得到警告说重型装备运输车将拉着我们重新北上，因为局势正在变得重新紧张起来，但这只是谣传。

It's the one where they find the ghost in the salt mine.

这一集是演他们在盐矿找到鬼